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Search for : (n*2^n-1)?


Rank
Probable prime
Digits (> 10000)
Who?
When?
17050(119574*2^119574-1)/(5*619)35997Jens K. Andersen02/2009
18380(115663*2^115663-1)/43934821Jens K. Andersen02/2009
19642(109131*2^109131-1)/732856Donovan Johnson10/2006
19683(108932*2^108932-1)/7332795Donovan Johnson10/2006
19861(108176*2^108176-1)/133728023579975532555Donovan Johnson10/2006
20090(107188*2^107188-1)/179094332266Donovan Johnson10/2006
20191(106825*2^106825-1)/389843303796526564932144Donovan Johnson10/2006
20496(105931*2^105931-1)/169061032237428599306229655931867Donovan Johnson10/2006
21056(104013*2^104013-1)/18531314Donovan Johnson09/2006
21652(101988*2^101988-1)/9490730702Donovan Johnson09/2006
59070(101026*2^101026-1)/330417Donovan Johnson09/2006
63282(98168*2^98168-1)/1219929553Donovan Johnson09/2006
64790(93449*2^93449-1)/137415984455728124Donovan Johnson09/2006
66717(88641*2^88641-1)/3391926685Donovan Johnson09/2006
68327(86365*2^86365-1)/1926003Donovan Johnson09/2006
69003(85310*2^85310-1)/428708766676925674Donovan Johnson09/2006
69919(83747*2^83747-1)/41809525210Donovan Johnson09/2006
70860(82454*2^82454-1)/93524824Donovan Johnson09/2006
71159(82101*2^82101-1)/37028903258148724706Donovan Johnson09/2006
71834(81118*2^81118-1)/40824324419Donovan Johnson09/2006
72941(79436*2^79436-1)/898733786523908Donovan Johnson03/2005
74063(78409*2^78409-1)/216742389744875890172103123585Donovan Johnson03/2005
74469(77814*2^77814-1)/21957623322523418Donovan Johnson03/2005
74882(77216*2^77216-1)/12552766032523239Donovan Johnson03/2005
76511(74930*2^74930-1)/3824733267863922548Donovan Johnson03/2005
76700(74662*2^74662-1)/26332412122472Donovan Johnson03/2005
77200(73985*2^73985-1)/297347565922268Donovan Johnson03/2005
78967(71695*2^71695-1)/19909801948162062539660358473790823921552Donovan Johnson03/2005
82002(68544*2^68544-1)/1003923649592026720623Donovan Johnson03/2005
82019(68525*2^68525-1)/1038144181784507720617Donovan Johnson03/2005
105399(67209*2^67209-1)/402676192582920225Donovan Johnson03/2005
111336(66563*2^66563-1)/193870648230920030Donovan Johnson03/2005
116557(65717*2^65717-1)/1436119784Donovan Johnson03/2005
117652(63782*2^63782-1)/180611407270319193Donovan Johnson03/2005
118035(63178*2^63178-1)/20533754278025894624526319000Donovan Johnson03/2005
118142(62956*2^62956-1)/935385458771260636518938Donovan Johnson03/2005
119465(61237*2^61237-1)/4483718435Donovan Johnson03/2005
121870(59200*2^59200-1)/136519505193917814Donovan Johnson03/2005
123146(58103*2^58103-1)/979923930343786593317477Donovan Johnson03/2005
123270(58010*2^58010-1)/348296891045372031197317446Donovan Johnson03/2005
123806(57550*2^57550-1)/33061741710122717315Donovan Johnson03/2005
124217(57176*2^57176-1)/517216Donovan Johnson01/2005
125911(55872*2^55872-1)/5465916820Donovan Johnson03/2005
126939(55225*2^55225-1)/26788712496822062169716609Donovan Johnson03/2005
128684(54086*2^54086-1)/916308573697716274Donovan Johnson03/2005
133293(52267*2^52267-1)/64401004670577515724Donovan Johnson03/2005
136816(51573*2^51573-1)/1587140533100378515514Donovan Johnson03/2005
145824(49313*2^49313-1)/103514847Donovan Johnson03/2005
145865(49293*2^49293-1)/514843Donovan Johnson03/2005
145934(49314*2^49314-1)/366170419992514838Donovan Johnson03/2005
149505(48179*2^48179-1)/92117714503Donovan Johnson03/2005
158432(44491*2^44491-1)/63618191313389Donovan Johnson03/2005
160734(43590*2^43590-1)/367243113120Donovan Johnson03/2005
161956(43075*2^43075-1)/111983171312963Donovan Johnson03/2005
164996(41799*2^41799-1)/2401541312580Donovan Johnson03/2005
165263(41698*2^41698-1)/6242972712550Donovan Johnson03/2005
171133(39712*2^39712-1)/101150902022372111945Donovan Johnson03/2005
173191(38844*2^38844-1)/924475311691Donovan Johnson03/2005
174047(38529*2^38529-1)/33844311598Donovan Johnson03/2005
175494(37928*2^37928-1)/42241060612111411Donovan Johnson03/2005
178928(36560*2^36560-1)/362311007Donovan Johnson01/2005
191536(34671*2^34671-1)/1359091387910432Donovan Johnson03/2005
192395(34420*2^34420-1)/2246715910359Donovan Johnson03/2005
194154(34133*2^34133-1)/2311510276Donovan Johnson03/2005

Total : 64 PRP(s)



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Created by  Henri Lifchitz & Renaud Lifchitz : October, 26 2000, last modification: July, 21 2018 22:46 (Time in France)